Blueberry

Via mail
-> Hubungi admin secepatnya jika sudah order
-> tuliskan USN dan Display name
-> jika terjadi kesalahan, akibat salah usn bukan tanggung jawab admin

eng
send via mail
-> chat admin when done payment
-> konfirm usn and display name
-> if wrong name, because buyer wrong usn input. The admin is not responsible for that